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| author | Simon Riggs <simon@2ndQuadrant.com> | 2017-03-22 16:58:12 +0000 |
|---|---|---|
| committer | Simon Riggs <simon@2ndQuadrant.com> | 2017-03-22 16:58:12 +0000 |
| commit | c137c68ea6bfe860c3e5f4edee7031e136ba4f0c (patch) | |
| tree | ee5aac69295a30fef11eea847428585650c4bc99 /src | |
| parent | af4b1a0869bd3bb52e5f662e4491554b7f611489 (diff) | |
| download | postgresql-c137c68ea6bfe860c3e5f4edee7031e136ba4f0c.tar.gz postgresql-c137c68ea6bfe860c3e5f4edee7031e136ba4f0c.zip | |
Correct erroneous comment in GetOldestXmin()
Craig Ringer
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/storage/ipc/procarray.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/backend/storage/ipc/procarray.c b/src/backend/storage/ipc/procarray.c index 3e562d3a545..40c3247d4b8 100644 --- a/src/backend/storage/ipc/procarray.c +++ b/src/backend/storage/ipc/procarray.c @@ -1294,6 +1294,7 @@ TransactionIdIsActive(TransactionId xid) * in the master but are still being replayed on the standby, thus possibly * making the GetOldestXmin reading go backwards. In this case there is a * possibility that we lose data that the standby would like to have, but + * unless the standby uses a replication slot to make its xmin persistent * there is little we can do about that --- data is only protected if the * walsender runs continuously while queries are executed on the standby. * (The Hot Standby code deals with such cases by failing standby queries |